Holy Apostles Convent was founded in 1986 by then-Archimandrite Gregory of Dormition Skete and Mother Mariam. The convent, near Trout Creek, is located in San Isabel National Forest.

The convent is under the canonicaljurisdiction of the Genuine Orthodox Church of Greece, which uses the Julian Calendar. Services are in Greek and English, using traditional Byzantine chant. Holy Apostles Convent is engaged in translating Greek texts of the lives of the saints, Scriptures, and homilies into English and publishing them. Icon painting is also pursued in the Byzantine style, which includes hand-painted icons and large fresco-style paintings on canvas.